constructor Cache_Lite_Output::
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Cache_Lite_Output::start()

Cache_Lite_Output::start() -- Test if a cache is available and (if yes) return it to the browser. Else, the output buffering is activated.

Synopsis

require_once 'Cache/Lite/Output.php';

boolean Cache_Lite_Output::start (string $id [, string $group = 'default' [, boolean $doNotTestCacheValidity = FALSE]])

Description

Test if a cache is available and (if yes) return it to the browser. Else, the output buffering is activated.

Parameter

string $id

cache id

string $group

name of the cache group

boolean $doNotTestCacheValidity

if set to TRUE, the cache validity won't be tested

Return value

returns true if the cache is hit (false else)

Note

This function can not be called statically.

Example

Example 36-1. classical using


<?php
require_once "Cache/Lite/Output.php";

$options = array(
    'cacheDir' => '/tmp/',
    'lifeTime' => 7200,
    'pearErrorMode' => CACHE_LITE_ERROR_DIE
);
$cache = new Cache_Lite_Output($options);

if (!($cache->start('id_of_the_page'))) {

    // Cache not hit !
    // All the output is bufferised until the end() method
    // (...)
    
    $cache->end();

}

?>
constructor Cache_Lite_Output::
Cache_Lite_Output (Previous) 		(Next) Cache_Lite_Output::end
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